gl.c File Reference

#include <stdio.h>
#include <stdint.h>
#include <math.h>
#include <string.h>
#include <compat/strl.h>
#include <gfx/scaler/scaler.h>
#include <gfx/math/matrix_4x4.h>
#include <formats/image.h>
#include <retro_inline.h>
#include <retro_miscellaneous.h>
#include <retro_math.h>
#include <string/stdstring.h>
#include <libretro.h>
#include <gfx/gl_capabilities.h>
#include <gfx/video_frame.h>
#include <glsym/glsym.h>
#include "../../configuration.h"
#include "../../dynamic.h"
#include "../../record/record_driver.h"
#include "../../retroarch.h"
#include "../../verbosity.h"
#include "../common/gl_common.h"
#include "../font_driver.h"

Include dependency graph for gl.c:

Macros
#define	GL_UNSIGNED_INT_8_8_8_8_REV   0x8367
#define	set_texture_coords(coords, xamt, yamt)
#define	gl_context_bind_hw_render(gl, enable)

Functions
void	context_bind_hw_render (void *data, bool enable)
static void	gl_set_projection (gl_t *gl, struct video_ortho *ortho, bool allow_rotate)
void	gl_set_viewport (gl_t *gl, video_frame_info_t *video_info, unsigned viewport_width, unsigned viewport_height, bool force_full, bool allow_rotate)
static void	gl_set_viewport_wrapper (void *data, unsigned viewport_width, unsigned viewport_height, bool force_full, bool allow_rotate)
static bool	gl_shader_init (gl_t *gl, const gfx_ctx_driver_t *ctx_driver, struct retro_hw_render_callback *hwr)
static uintptr_t	gl_get_current_framebuffer (void *data)
static void	gl_set_rotation (void *data, unsigned rotation)
static void	gl_set_video_mode (void *data, unsigned width, unsigned height, bool fullscreen)
static void	gl_update_input_size (gl_t *gl, unsigned width, unsigned height, unsigned pitch, bool clear)
static void	gl_init_textures_data (gl_t *gl)
static void	gl_init_textures (gl_t *gl, const video_info_t *video)
static INLINE void	gl_set_shader_viewports (gl_t *gl)
void	gl_load_texture_data (uint32_t id_data, enum gfx_wrap_type wrap_type, enum texture_filter_type filter_type, unsigned alignment, unsigned width, unsigned height, const void *frame, unsigned base_size)
static void	gl_set_texture_frame (void *data, const void *frame, bool rgb32, unsigned width, unsigned height, float alpha)
static void	gl_set_texture_enable (void *data, bool state, bool full_screen)
static void	gl_render_osd_background (gl_t *gl, video_frame_info_t *video_info, const char *msg)
static void	gl_set_osd_msg (void *data, video_frame_info_t *video_info, const char *msg, const void *params, void *font)
static void	gl_show_mouse (void *data, bool state)
static struct video_shader *	gl_get_current_shader (void *data)
static void	gl_pbo_async_readback (gl_t *gl)
static bool	gl_frame (void *data, const void *frame, unsigned frame_width, unsigned frame_height, uint64_t frame_count, unsigned pitch, const char *msg, video_frame_info_t *video_info)
static void	gl_destroy_resources (gl_t *gl)
static void	gl_deinit_chain (gl_t *gl)
static void	gl_free (void *data)
static void	gl_set_nonblock_state (void *data, bool state)
static bool	resolve_extensions (gl_t *gl, const char *context_ident, const video_info_t *video)
static INLINE void	gl_set_texture_fmts (gl_t *gl, bool rgb32)
static bool	gl_init_pbo_readback (gl_t *gl)
static const gfx_ctx_driver_t *	gl_get_context (gl_t *gl)
static bool	renderchain_gl_init_first (const gl_renderchain_driver_t **renderchain_driver, void **renderchain_handle)
static void *	gl_init (const video_info_t *video, const input_driver_t **input, void **input_data)
static bool	gl_alive (void *data)
static bool	gl_suppress_screensaver (void *data, bool enable)
static void	gl_update_tex_filter_frame (gl_t *gl)
static bool	gl_set_shader (void *data, enum rarch_shader_type type, const char *path)
static void	gl_viewport_info (void *data, struct video_viewport *vp)
static bool	gl_read_viewport (void *data, uint8_t *buffer, bool is_idle)
static retro_proc_address_t	gl_get_proc_address (void *data, const char *sym)
static void	gl_set_aspect_ratio (void *data, unsigned aspect_ratio_idx)
static void	gl_apply_state_changes (void *data)
static void	gl_get_video_output_size (void *data, unsigned *width, unsigned *height)
static void	gl_get_video_output_prev (void *data)
static void	gl_get_video_output_next (void *data)
static void	video_texture_load_gl (struct texture_image *ti, enum texture_filter_type filter_type, uintptr_t *id)
static uintptr_t	gl_load_texture (void *video_data, void *data, bool threaded, enum texture_filter_type filter_type)
static void	gl_unload_texture (void *data, uintptr_t id)
static void	gl_set_coords (void *handle_data, void *shader_data, const struct video_coords *coords)
static float	gl_get_refresh_rate (void *data)
static void	gl_set_mvp (void *data, void *shader_data, const void *mat_data)
static uint32_t	gl_get_flags (void *data)
static void	gl_get_poke_interface (void *data, const video_poke_interface_t **iface)

Variables
static struct video_ortho	default_ortho = {0, 1, 0, 1, -1, 1}
static const GLfloat	vertexes_flipped []
static const GLfloat	vertexes []
static const GLfloat	tex_coords []
static const GLfloat	white_color []
static bool	gl_shared_context_use = false
gl_renderchain_driver_t	gl2_renderchain
static const gl_renderchain_driver_t *	renderchain_gl_drivers []
static const video_poke_interface_t	gl_poke_interface
video_driver_t	video_gl

Macro Definition Documentation

gl_context_bind_hw_render

#define gl_context_bind_hw_render	(		gl,
			enable
	)

Value:

if (gl_shared_context_use) \
      gl->ctx_driver->bind_hw_render(gl->ctx_data, enable)

GL_UNSIGNED_INT_8_8_8_8_REV

#define GL_UNSIGNED_INT_8_8_8_8_REV   0x8367

set_texture_coords

#define set_texture_coords	(		coords,
			xamt,
			yamt
	)

Value:

coords[2] = xamt; \
   coords[6] = xamt; \
   coords[5] = yamt; \
   coords[7] = yamt

Function Documentation

context_bind_hw_render()

void context_bind_hw_render	(	void *	data,
		bool	enable
	)

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gl_alive()

static bool gl_alive ( void *  data )

static

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gl_apply_state_changes()

static void gl_apply_state_changes ( void *  data )

static

gl_deinit_chain()

static void gl_deinit_chain ( gl_t *  gl )

static

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gl_destroy_resources()

static void gl_destroy_resources ( gl_t *  gl )

static

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gl_frame()

static bool gl_frame ( void *  data, const void *  frame, unsigned  frame_width, unsigned  frame_height, uint64_t  frame_count, unsigned  pitch, const char *  msg, video_frame_info_t *  video_info  )

static

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gl_free()

static void gl_free ( void *  data )

static

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gl_get_context()

static const gfx_ctx_driver_t* gl_get_context ( gl_t *  gl )

static

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gl_get_current_framebuffer()

static uintptr_t gl_get_current_framebuffer ( void *  data )

static

gl_get_current_shader()

static struct video_shader* gl_get_current_shader ( void *  data )

static

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gl_get_flags()

static uint32_t gl_get_flags ( void *  data )

static

gl_get_poke_interface()

static void gl_get_poke_interface ( void *  data, const video_poke_interface_t **  iface  )

static

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gl_get_proc_address()

static retro_proc_address_t gl_get_proc_address ( void *  data, const char *  sym  )

static

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gl_get_refresh_rate()

static float gl_get_refresh_rate ( void *  data )

static

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gl_get_video_output_next()

static void gl_get_video_output_next ( void *  data )

static

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gl_get_video_output_prev()

static void gl_get_video_output_prev ( void *  data )

static

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gl_get_video_output_size()

static void gl_get_video_output_size ( void *  data, unsigned *  width, unsigned *  height  )

static

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gl_init()

static void* gl_init ( const video_info_t *  video, const input_driver_t **  input, void **  input_data  )

static

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gl_init_pbo_readback()

static bool gl_init_pbo_readback ( gl_t *  gl )

static

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gl_init_textures()

static void gl_init_textures ( gl_t *  gl, const video_info_t *  video  )

static

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gl_init_textures_data()

static void gl_init_textures_data ( gl_t *  gl )

static

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gl_load_texture()

static uintptr_t gl_load_texture ( void *  video_data, void *  data, bool  threaded, enum texture_filter_type  filter_type  )

static

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gl_load_texture_data()

void gl_load_texture_data	(	uint32_t	id_data,
		enum gfx_wrap_type	wrap_type,
		enum texture_filter_type	filter_type,
		unsigned	alignment,
		unsigned	width,
		unsigned	height,
		const void *	frame,
		unsigned	base_size
	)

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gl_pbo_async_readback()

static void gl_pbo_async_readback ( gl_t *  gl )

static

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gl_read_viewport()

static bool gl_read_viewport ( void *  data, uint8_t *  buffer, bool  is_idle  )

static

gl_render_osd_background()

static void gl_render_osd_background ( gl_t *  gl, video_frame_info_t *  video_info, const char *  msg  )

static

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gl_set_aspect_ratio()

static void gl_set_aspect_ratio ( void *  data, unsigned  aspect_ratio_idx  )

static

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gl_set_coords()

static void gl_set_coords ( void *  handle_data, void *  shader_data, const struct video_coords *  coords  )

static

gl_set_mvp()

static void gl_set_mvp ( void *  data, void *  shader_data, const void *  mat_data  )

static

gl_set_nonblock_state()

static void gl_set_nonblock_state ( void *  data, bool  state  )

static

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gl_set_osd_msg()

static void gl_set_osd_msg ( void *  data, video_frame_info_t *  video_info, const char *  msg, const void *  params, void *  font  )

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gl_set_projection()

static void gl_set_projection ( gl_t *  gl, struct video_ortho *  ortho, bool  allow_rotate  )

static

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gl_set_rotation()

static void gl_set_rotation ( void *  data, unsigned  rotation  )

static

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gl_set_shader()

static bool gl_set_shader ( void *  data, enum rarch_shader_type  type, const char *  path  )

static

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gl_set_shader_viewports()

static INLINE void gl_set_shader_viewports ( gl_t *  gl )

static

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gl_set_texture_enable()

static void gl_set_texture_enable ( void *  data, bool  state, bool  full_screen  )

static

gl_set_texture_fmts()

static INLINE void gl_set_texture_fmts ( gl_t *  gl, bool  rgb32  )

static

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gl_set_texture_frame()

static void gl_set_texture_frame ( void *  data, const void *  frame, bool  rgb32, unsigned  width, unsigned  height, float  alpha  )

static

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gl_set_video_mode()

static void gl_set_video_mode ( void *  data, unsigned  width, unsigned  height, bool  fullscreen  )

static

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gl_set_viewport()

void gl_set_viewport	(	gl_t *	gl,
		video_frame_info_t *	video_info,
		unsigned	viewport_width,
		unsigned	viewport_height,
		bool	force_full,
		bool	allow_rotate
	)

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gl_set_viewport_wrapper()

static void gl_set_viewport_wrapper ( void *  data, unsigned  viewport_width, unsigned  viewport_height, bool  force_full, bool  allow_rotate  )

static

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gl_shader_init()

static bool gl_shader_init ( gl_t *  gl, const gfx_ctx_driver_t *  ctx_driver, struct retro_hw_render_callback *  hwr  )

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gl_show_mouse()

static void gl_show_mouse ( void *  data, bool  state  )

static

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gl_suppress_screensaver()

static bool gl_suppress_screensaver ( void *  data, bool  enable  )

static

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gl_unload_texture()

static void gl_unload_texture ( void *  data, uintptr_t  id  )

static

gl_update_input_size()

static void gl_update_input_size ( gl_t *  gl, unsigned  width, unsigned  height, unsigned  pitch, bool  clear  )

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gl_update_tex_filter_frame()

static void gl_update_tex_filter_frame ( gl_t *  gl )

static

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gl_viewport_info()

static void gl_viewport_info ( void *  data, struct video_viewport *  vp  )

static

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renderchain_gl_init_first()

static bool renderchain_gl_init_first ( const gl_renderchain_driver_t **  renderchain_driver, void **  renderchain_handle  )

static

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resolve_extensions()

static bool resolve_extensions ( gl_t *  gl, const char *  context_ident, const video_info_t *  video  )

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video_texture_load_gl()

static void video_texture_load_gl ( struct texture_image *  ti, enum texture_filter_type  filter_type, uintptr_t *  id  )

static

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Variable Documentation

default_ortho

struct video_ortho default_ortho = {0, 1, 0, 1, -1, 1}

static

gl2_renderchain

gl_renderchain_driver_t gl2_renderchain

gl_poke_interface

const video_poke_interface_t gl_poke_interface

static

Initial value:

= {
   gl_get_flags,
   gl_set_coords,
   gl_set_mvp,
   gl_load_texture,
   gl_unload_texture,
   gl_set_video_mode,
   gl_get_refresh_rate,
   NULL,
   gl_get_video_output_size,
   gl_get_video_output_prev,
   gl_get_video_output_next,
   gl_get_current_framebuffer,
   gl_get_proc_address,
   gl_set_aspect_ratio,
   gl_apply_state_changes,
   gl_set_texture_frame,
   gl_set_texture_enable,
   gl_set_osd_msg,
   gl_show_mouse,
   NULL,
   gl_get_current_shader,
   NULL,                      
   NULL                       
}

gl_shared_context_use

bool gl_shared_context_use = false

static

renderchain_gl_drivers

const gl_renderchain_driver_t* renderchain_gl_drivers[]

static

Initial value:

= {
   &gl2_renderchain,
   NULL
}

tex_coords

const GLfloat tex_coords[]

static

Initial value:

= {
   0, 0,
   1, 0,
   0, 1,
   1, 1
}

vertexes

const GLfloat vertexes[]

static

Initial value:

= {
   0, 0,
   1, 0,
   0, 1,
   1, 1
}

vertexes_flipped

const GLfloat vertexes_flipped[]

static

Initial value:

= {
   0, 1,
   1, 1,
   0, 0,
   1, 0
}

video_gl

video_driver_t video_gl

white_color

const GLfloat white_color[]

static

Initial value:

= {
   1, 1, 1, 1,
   1, 1, 1, 1,
   1, 1, 1, 1,
   1, 1, 1, 1,
}